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Table 2 Examples of stimulus pairs used in ASST and the progression through the stages of the ASST

From: Effects of methylphenidate on attentional set-shifting in a genetic model of attention-deficit/hyperactivity disorder

Stages

SD

CD

CDR

ID

IDR

ED

EDR

Series1 (cup1-cup2)

O1â–²- O2

O1/M1â–²- O2/M2

O1/M2â–²-O2/M1

O1/M1- O2/M2â–²

O1/M2- O2/M1â–²

O3/M3â–²- O4/M4

O3/M4â–²- O4/M3

O3/M3- O4/M4â–²

O3/M4- O4/M3â–²

O5/M5â–²- O6/M6

O5/M6- O6/M5â–²

O5/M5- O6/M6â–²

O5/M6â–²- O6/M5

Relevant

dimension

Odor

Odor

Odor

Odor

Odor

Medium

Medium

Series 2 (cup1-cup2)

M1â–²- M2

M1/O1â–²- M2/O2

M1/O2â–²- M2/O1

M1/O1- M2/O2â–²

M1/O2 - M2/O1â–²

M3/O3â–²- M4/O4

M3/O4â–²- M4/O3

M3/O3- M4/O4â–²

M3/O4- M4/O3â–²

M5/O5â–²- M6/O6

M5/O6- M6/O5â–²

M5/O5- M6/O6â–²

M5/O6â–²- M6/O5

Relevant

dimension

Medium

Medium

Medium

Medium

Medium

Odor

Odor

  1. The baited cup is signified by â–². The exemplars were always presented in pairs and varied. The following pairs of exemplars were used: odor: Pair 1: O1- lemon, O2- cinnamon, Pair 2: O3- cloves, O4- rose, Pair 3: O5- peppermint, O6- vanilla; Medium: Pair1: M1-sawdust, M2-woodchips, Pair 2: M3-sand, M4-gravel, Pair 3: M5-confetti, M6- plastic pellets